<%@ page import="java.util.List" %>
<%@ page import="java.util.ArrayList" %>
<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.Statement" %>
<%@ page import="java.sql.ResultSet" %>
<%@ page import="java.sql.DriverManager" %>
<%--
  Created by IntelliJ IDEA.
  edu.sctu.User: Administrator
  Date: 2018/3/20
  Time: 19:43
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
  <head>
    <title>$Title$</title>
  </head>
  <body>
  <style type="text/css">

    table {
      border: 1px solid #000;
      border-collapse: collapse;
    }

    td, th {
      border: 1px solid #000;
      padding: 10px;
    }

  </style>
  <h1>用户列表</h1>
  <table>

    <thead>
    <tr>
      <th>编号</th>
      <th>用户名</th>
      <th>密码</th>
    </tr>
    </thead>

    <tbody>
  <%

    class edu.sctu.User {
      int id;
      String name;
      String password;

      // alt + insert
      public edu.sctu.User(int id, String name, String password) {
        this.id = id;
        this.name = name;
        this.password = password;
      }
    }

//        edu.sctu.User hu = new edu.sctu.User(1, "hgh", "123456");

    List<edu.sctu.User> list = new ArrayList<edu.sctu.User>();
//        list.add(new edu.sctu.User(1, "hgh", "123456"));
//        list.add(new edu.sctu.User(2, "chen", "123456"));
//        list.add(new edu.sctu.User(3, "Tom", "123456"));
//        list.add(new edu.sctu.User(4, "Bob", "123456"));


    // 3 + 1
    Connection connection = null;
    Statement statement = null;
    ResultSet resultSet = null;

    String sql = "select * from t_users";

    Class.forName("com.mysql.jdbc.Driver");

    connection = DriverManager.getConnection(
            "jdbc:mysql://localhost:3306/sctu_javaweb_2018?serverTimezone=UTC",
            "root",
            "123456"
    );

    statement = connection.createStatement();

    resultSet = statement.executeQuery(sql);

    while(resultSet.next()){

      int id = resultSet.getInt(1);
      String username = resultSet.getString(2);
      String password = resultSet.getString(3);

      edu.sctu.User user = new edu.sctu.User(id, username, password);
      list.add(user);

    }
    resultSet.close();
    statement.close();
    connection.close();



    for (edu.sctu.User user : list) {

      out.write("<tr><td>" + user.id + "</td><td>" + user.name
              + "</td><td>" + user.password + "</td></tr>");
    }
//
//        for (int i = 0; i < 10; i++) {
//            // alt + shift + 向上箭头
//            // ctrl + alt + L
//            out.write("<tr><td>" + i + "</td><td>Jhon</td><td>123</td></tr>");
//        }
  %>

  <!--  静态信息-->
  <%--<%@include file="footer.jsp"%>--%>

<%--动态信息  --%>
    <jsp:include page="footer.jsp">
      <jsp:param name="year" value="2018"/>

    </jsp:include>


    </tbody>
  </table>
  </body>
</html>
